use platform_define

fenollp · fenollp · commit 946b4e6d5cca · 2018-10-23T01:28:49.000+02:00
diff --git a/rebar.config b/rebar.config
@@ -1,4 +1,6 @@
-{erl_opts, [debug_info]}.
+{erl_opts, [debug_info
+           ,{platform_define, "^2[1-9]", post20}
+           ]}.
 
 {xref_checks, [undefined_function_calls,locals_not_used]}.
 
diff --git a/src/elli_ws_request_adapter.erl b/src/elli_ws_request_adapter.erl
@@ -66,7 +66,7 @@
 
 -type req() :: #req_adapter{}.
 
--ifdef(OTP_RELEASE). %% this implies 21 or higher
+-ifdef(post20).
 -define(EXCEPTION(Class, Reason, Stacktrace), Class:Reason:Stacktrace).
 -define(GET_STACK(Stacktrace), Stacktrace).
 -else.
